Denial of service in Cisco TelePresence Video Communication Server - CVE-2017-6790
Published: August 17, 2017
Vulnerability identifier: #VU7982
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2017-6790
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Cisco Systems, Inc
Affected software:
Cisco TelePresence Video Communication Server
Cisco TelePresence Video Communication Server
Detailed vulnerability description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The weakness exists n the Session Initiation Protocol (SIP) on the Cisco TelePresence Video Communication Server (VCS) due to excessive SIP traffic sent to the device. A remote attacker can transmit large volumes of SIP traffic to the VCS and cause the system to crash.
Successful exploitation of the vulnerability results in denial of service.
The weakness exists n the Session Initiation Protocol (SIP) on the Cisco TelePresence Video Communication Server (VCS) due to excessive SIP traffic sent to the device. A remote attacker can transmit large volumes of SIP traffic to the VCS and cause the system to crash.
Successful exploitation of the vulnerability results in denial of service.
How to mitigate CVE-2017-6790
Install update from vendor's website.